Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
4454 Kumiko (1988 VW)
Classification: Main-belt Asteroid          SPK-ID: 2004454
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09568785784529961 4.3406e-08  
a 3.194497438175184 1.7782e-08 au
q 2.888822821423903 1.42e-07 au
i .7075975299852183 3.617e-06 deg
node 277.0794707793608 0.00036242 deg
peri 125.7300825098269 0.00036298 deg
M 227.903922216764 2.342e-05 deg
tp 2459965.725907439164
(2023-Jan-21.22590744)
0.00013979 TDB
period 2085.461819162805
5.71
1.7413e-05
4.767e-08
d
yr
n .1726236350586939 1.4413e-09 deg/d
Q 3.500172054926464 1.9483e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2279  
   data-arc span      24432 days (66.89 yr)  
   first obs. used      1953-10-01  
   last obs. used      2020-08-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50265  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:22:09  

Additional Information
 Earth MOID = 1.89654 au 
 Jupiter MOID = 1.86511 au 
 T_jup = 3.189 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.94   n/a MPCxxxxx  
diameter diameter 13.051 km 0.218 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4454 Kumiko (1988 VW)          Discovered 1988-Nov-02 by Ueda and Kaneda at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1988 VW = 1976 SP6 = 1982 ST11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-12 19:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin